Virt-customize

virt-customize command available since 2014 included in libguestfs-tools which allows to customize virtual machines.

http://libguestfs.org/virt-customize.1.html

Examples

• Edit grup Kernel command line

virt-customize -a rhel7.img \
    --edit '/etc/default/grub:
      s/^GRUB_CMDLINE_LINUX="/GRUB_CMDLINE_LINUX="nosmt /' \
    --run-command 'grub2-mkconfig -o /boot/grub2/grub.cfg'

virt-customize -a guest1.img \
    --hostname guest1 --timezone Europe/London \
    --install gcc

Related terms

• virt-install

See also

• libguestfs-tools: virt-sysprep, virt-clone, virt-builder, virt-customize, virt-resize, virt-rescue, virt-sparsify, guestmount, guestfish, virt-inspector, virt-cat, virt-log, virt-df, virt-ls, virt-filesystems, virt-list-filesystems, virt-edit

https://rwmj.wordpress.com/2014/03/25/new-tool-virt-customize/

https://rwmj.wordpress.com/2019/04/09/tip-edit-grub-kernel-command-line-in-rhel-7-or-centos-7/